diff --git a/Godeps/Godeps.json b/Godeps/Godeps.json
index 33f7a1ce7..08db2b4ed 100644
--- a/Godeps/Godeps.json
+++ b/Godeps/Godeps.json
@@ -38,6 +38,10 @@
 			"ImportPath": "github.com/bkaradzic/go-lz4",
 			"Rev": "93a831dcee242be64a9cc9803dda84af25932de7"
 		},
+		{
+			"ImportPath": "github.com/calmh/logger",
+			"Rev": "f50d32b313bec2933a3e1049f7416a29f3413d29"
+		},
 		{
 			"ImportPath": "github.com/calmh/osext",
 			"Rev": "9bf61584e5f1f172e8766ddc9022d9c401faaa5e"
diff --git a/Godeps/_workspace/src/github.com/calmh/logger/LICENSE b/Godeps/_workspace/src/github.com/calmh/logger/LICENSE
new file mode 100644
index 000000000..fa5b4e205
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/calmh/logger/LICENSE
@@ -0,0 +1,19 @@
+Copyright (C) 2013 Jakob Borg
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+of the Software, and to permit persons to whom the Software is furnished to do
+so, subject to the following conditions:
+
+- The above copyright notice and this permission notice shall be included in
+  all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/Godeps/_workspace/src/github.com/calmh/logger/README.md b/Godeps/_workspace/src/github.com/calmh/logger/README.md
new file mode 100644
index 000000000..badb2027c
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/calmh/logger/README.md
@@ -0,0 +1,14 @@
+logger
+======
+
+A small wrapper around `log` to provide log levels.
+
+Documentation
+-------------
+
+http://godoc.org/github.com/calmh/logger
+
+License
+-------
+
+MIT
diff --git a/internal/logger/logger.go b/Godeps/_workspace/src/github.com/calmh/logger/logger.go
similarity index 73%
rename from internal/logger/logger.go
rename to Godeps/_workspace/src/github.com/calmh/logger/logger.go
index a28b0f334..103021bfc 100644
--- a/internal/logger/logger.go
+++ b/Godeps/_workspace/src/github.com/calmh/logger/logger.go
@@ -1,17 +1,5 @@
-// Copyright (C) 2014 Jakob Borg and Contributors (see the CONTRIBUTORS file).
-//
-// This program is free software: you can redistribute it and/or modify it
-// under the terms of the GNU General Public License as published by the Free
-// Software Foundation, either version 3 of the License, or (at your option)
-// any later version.
-//
-// This program is distributed in the hope that it will be useful, but WITHOUT
-// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-// more details.
-//
-// You should have received a copy of the GNU General Public License along
-// with this program. If not, see <http://www.gnu.org/licenses/>.
+// Copyright (C) 2014 Jakob Borg. All rights reserved. Use of this source code
+// is governed by an MIT-style license that can be found in the LICENSE file.
 
 // Package logger implements a standardized logger with callback functionality
 package logger
@@ -35,6 +23,7 @@ const (
 	NumLevels
 )
 
+// A MessageHandler is called with the log level and message text.
 type MessageHandler func(l LogLevel, msg string)
 
 type Logger struct {
@@ -43,6 +32,7 @@ type Logger struct {
 	mut      sync.Mutex
 }
 
+// The default logger logs to standard output with a time prefix.
 var DefaultLogger = New()
 
 func New() *Logger {
@@ -51,16 +41,20 @@ func New() *Logger {
 	}
 }
 
+// AddHandler registers a new MessageHandler to receive messages with the
+// specified log level or above.
 func (l *Logger) AddHandler(level LogLevel, h MessageHandler) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
 	l.handlers[level] = append(l.handlers[level], h)
 }
 
+// See log.SetFlags
 func (l *Logger) SetFlags(flag int) {
 	l.logger.SetFlags(flag)
 }
 
+// See log.SetPrefix
 func (l *Logger) SetPrefix(prefix string) {
 	l.logger.SetPrefix(prefix)
 }
@@ -71,6 +65,7 @@ func (l *Logger) callHandlers(level LogLevel, s string) {
 	}
 }
 
+// Debugln logs a line with a DEBUG prefix.
 func (l *Logger) Debugln(vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
@@ -79,6 +74,7 @@ func (l *Logger) Debugln(vals ...interface{}) {
 	l.callHandlers(LevelDebug, s)
 }
 
+// Debugf logs a formatted line with a DEBUG prefix.
 func (l *Logger) Debugf(format string, vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
@@ -86,6 +82,8 @@ func (l *Logger) Debugf(format string, vals ...interface{}) {
 	l.logger.Output(2, "DEBUG: "+s)
 	l.callHandlers(LevelDebug, s)
 }
+
+// Infoln logs a line with an INFO prefix.
 func (l *Logger) Infoln(vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
@@ -94,6 +92,7 @@ func (l *Logger) Infoln(vals ...interface{}) {
 	l.callHandlers(LevelInfo, s)
 }
 
+// Infof logs a formatted line with an INFO prefix.
 func (l *Logger) Infof(format string, vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
@@ -102,6 +101,7 @@ func (l *Logger) Infof(format string, vals ...interface{}) {
 	l.callHandlers(LevelInfo, s)
 }
 
+// Okln logs a line with an OK prefix.
 func (l *Logger) Okln(vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
@@ -110,6 +110,7 @@ func (l *Logger) Okln(vals ...interface{}) {
 	l.callHandlers(LevelOK, s)
 }
 
+// Okf logs a formatted line with an OK prefix.
 func (l *Logger) Okf(format string, vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
@@ -118,6 +119,7 @@ func (l *Logger) Okf(format string, vals ...interface{}) {
 	l.callHandlers(LevelOK, s)
 }
 
+// Warnln logs a formatted line with a WARNING prefix.
 func (l *Logger) Warnln(vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
@@ -126,6 +128,7 @@ func (l *Logger) Warnln(vals ...interface{}) {
 	l.callHandlers(LevelWarn, s)
 }
 
+// Warnf logs a formatted line with a WARNING prefix.
 func (l *Logger) Warnf(format string, vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
@@ -134,6 +137,8 @@ func (l *Logger) Warnf(format string, vals ...interface{}) {
 	l.callHandlers(LevelWarn, s)
 }
 
+// Fatalln logs a line with a FATAL prefix and exits the process with exit
+// code 1.
 func (l *Logger) Fatalln(vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
@@ -143,6 +148,8 @@ func (l *Logger) Fatalln(vals ...interface{}) {
 	os.Exit(1)
 }
 
+// Fatalf logs a formatted line with a FATAL prefix and exits the process with
+// exit code 1.
 func (l *Logger) Fatalf(format string, vals ...interface{}) {
 	l.mut.Lock()
 	defer l.mut.Unlock()
diff --git a/internal/logger/logger_test.go b/Godeps/_workspace/src/github.com/calmh/logger/logger_test.go
similarity index 63%
rename from internal/logger/logger_test.go
rename to Godeps/_workspace/src/github.com/calmh/logger/logger_test.go
index 6243fdc2c..39f25ea28 100644
--- a/internal/logger/logger_test.go
+++ b/Godeps/_workspace/src/github.com/calmh/logger/logger_test.go
@@ -1,17 +1,5 @@
-// Copyright (C) 2014 Jakob Borg and Contributors (see the CONTRIBUTORS file).
-//
-// This program is free software: you can redistribute it and/or modify it
-// under the terms of the GNU General Public License as published by the Free
-// Software Foundation, either version 3 of the License, or (at your option)
-// any later version.
-//
-// This program is distributed in the hope that it will be useful, but WITHOUT
-// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-// more details.
-//
-// You should have received a copy of the GNU General Public License along
-// with this program. If not, see <http://www.gnu.org/licenses/>.
+// Copyright (C) 2014 Jakob Borg. All rights reserved. Use of this source code
+// is governed by an MIT-style license that can be found in the LICENSE file.
 
 package logger
 
diff --git a/cmd/syncthing/gui.go b/cmd/syncthing/gui.go
index 97a65fa98..ed219db9e 100644
--- a/cmd/syncthing/gui.go
+++ b/cmd/syncthing/gui.go
@@ -32,11 +32,11 @@ import (
 	"time"
 
 	"code.google.com/p/go.crypto/bcrypt"
+	"github.com/calmh/logger"
 	"github.com/syncthing/syncthing/internal/auto"
 	"github.com/syncthing/syncthing/internal/config"
 	"github.com/syncthing/syncthing/internal/discover"
 	"github.com/syncthing/syncthing/internal/events"
-	"github.com/syncthing/syncthing/internal/logger"
 	"github.com/syncthing/syncthing/internal/model"
 	"github.com/syncthing/syncthing/internal/osutil"
 	"github.com/syncthing/syncthing/internal/protocol"
diff --git a/cmd/syncthing/main.go b/cmd/syncthing/main.go
index e862b9a91..ad0f0ef58 100644
--- a/cmd/syncthing/main.go
+++ b/cmd/syncthing/main.go
@@ -37,12 +37,12 @@ import (
 	"time"
 
 	"code.google.com/p/go.crypto/bcrypt"
+	"github.com/calmh/logger"
 	"github.com/juju/ratelimit"
 	"github.com/syncthing/syncthing/internal/config"
 	"github.com/syncthing/syncthing/internal/discover"
 	"github.com/syncthing/syncthing/internal/events"
 	"github.com/syncthing/syncthing/internal/files"
-	"github.com/syncthing/syncthing/internal/logger"
 	"github.com/syncthing/syncthing/internal/model"
 	"github.com/syncthing/syncthing/internal/osutil"
 	"github.com/syncthing/syncthing/internal/protocol"
diff --git a/internal/beacon/debug.go b/internal/beacon/debug.go
index 44d0f754a..2295a2e21 100644
--- a/internal/beacon/debug.go
+++ b/internal/beacon/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/config/config.go b/internal/config/config.go
index bc0ea4e7d..c036995b0 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -27,7 +27,7 @@ import (
 	"strconv"
 
 	"code.google.com/p/go.crypto/bcrypt"
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 	"github.com/syncthing/syncthing/internal/osutil"
 	"github.com/syncthing/syncthing/internal/protocol"
 )
diff --git a/internal/discover/debug.go b/internal/discover/debug.go
index d6bee5169..61b779845 100644
--- a/internal/discover/debug.go
+++ b/internal/discover/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/events/debug.go b/internal/events/debug.go
index fc26a4c89..441036314 100644
--- a/internal/events/debug.go
+++ b/internal/events/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/files/debug.go b/internal/files/debug.go
index 090eb064f..73520ce40 100644
--- a/internal/files/debug.go
+++ b/internal/files/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/model/debug.go b/internal/model/debug.go
index 54788aa71..533fd6abc 100644
--- a/internal/model/debug.go
+++ b/internal/model/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/protocol/debug.go b/internal/protocol/debug.go
index 930aaf344..c46f4a984 100644
--- a/internal/protocol/debug.go
+++ b/internal/protocol/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/scanner/debug.go b/internal/scanner/debug.go
index 89eef958a..bffd48cbf 100644
--- a/internal/scanner/debug.go
+++ b/internal/scanner/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/stats/debug.go b/internal/stats/debug.go
index 9603c31b1..7e0608ef8 100755
--- a/internal/stats/debug.go
+++ b/internal/stats/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/upgrade/debug.go b/internal/upgrade/debug.go
index f1bb73859..c7406c07c 100644
--- a/internal/upgrade/debug.go
+++ b/internal/upgrade/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/upnp/debug.go b/internal/upnp/debug.go
index b756bd740..9a339d198 100644
--- a/internal/upnp/debug.go
+++ b/internal/upnp/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (
diff --git a/internal/versioner/debug.go b/internal/versioner/debug.go
index 6964b7ec9..556094e6a 100644
--- a/internal/versioner/debug.go
+++ b/internal/versioner/debug.go
@@ -19,7 +19,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/syncthing/syncthing/internal/logger"
+	"github.com/calmh/logger"
 )
 
 var (